1) average soil respiration rate
平均土壤呼吸速率
1.
Based on observed soil carbon density data over wold wide and model results of net primary production, a simple model was built that can be used directly in calculating average soil respiration rate and soil carbon density.
根据大量实测的土壤碳密度资料并结合生产力模型 ,得到一组直接利用气候资料来计算平均土壤呼吸速率和土壤碳密度的公式 ,并同实测资料进行了对比 。
2) soil respiration rate
土壤呼吸速率
1.
Effects of environment factors on soil respiration rate in coastal protective forests;
环境因子对海防林土壤呼吸速率的影响
2.
Measurement of soil respiration rate in different stage and different microhabitat of identical stage was carried out in degeneration vegetation recovery procedure in Huajiang typical karst district of southwest in Guizhou province.
通过对贵州西南部花江典型喀斯特峡谷区退化植被恢复过程中不同阶段及同一阶段不同小生境春季土壤呼吸速率进行了测定。
3.
An analysis on the effect of cultivated grassland on soil respiration rate was conducted for the abandoned land and the transferred farmland in the Ordos Sandy Land Improvement Experimental Station.
在鄂尔多斯沙地改良试验站的撂荒地和退耕地,测定和分析了多年生人工草地对土壤呼吸速率的影响。
3) Soil respiration
土壤呼吸速率
1.
Taking the National Nature Reserve in Wuyi Mountains as experimental site,the seasonal variation and temperature sensitivity of soil respiration under four plant communities along an elevation gradient were studied,with their relations to the main environmental factors analyzed.
以武夷山国家级自然保护区为实验基地,研究了4种不同海拔高度上植物群落土壤呼吸速率的季节变化及其对温度的敏感性,以及与主要环境因子的关系。
2.
Studys on the soil respiration of two plantations will make further know the fine root turnover, carbon cost of two plantations and carbon cycling at stand level.
因此,本研究主要以相同立地条件下落叶松(Larix gmelinii)和水曲柳(Fraxinus mandshurica)人工林为研究对象,主要采用动态红外线气体分析法测定落叶松和水曲柳人工林林地土壤呼吸速率,对两种林地分别进行了施肥处理,通过测定对照和施肥林地的土壤呼吸速率、土壤温度,比较两种林分平均土壤呼吸速率的差异以及林地土壤呼吸速率的季节性变化,探讨土壤温度、林地施肥处理对土壤呼吸速率的影响,并且通过林地日气温(地上2。
3.
Soil respiration is an integrated result of the belowground processes, including soil organic matter, plant roots, soil microbes, and detritus, it has been widely used to evaluate the effects of disturbance on soil carbon pools.
本文以40年生杉木林皆伐火烧后三种更新方式(火烧+人工栽杉、保留采伐剩余物+不栽杉、保留采伐剩余物+人工栽杉,分别以BR、NR和AR代替,下同)及毗邻的相近林龄杉木人工林(对照,CR)为研究对象,研究了皆伐火烧后三种更新方式下土壤呼吸速率及其组分呼吸速率夏季和冬季的昼夜变化,三种更新方式及对照地土壤呼吸速率、异养呼吸速率和自养呼吸速率的季节动态,环境因子(土壤温度、土壤湿度,近地面空气温度、相对湿度)的季节动态以及三种更新方式土壤部分理化指标的动态变化,并分析土壤呼吸速率与其影响因子之间的关系,建立土壤呼吸速率与其影响因子之间的数量关系模型。
4) Net respiration rate of soil
土壤总呼吸速率
5) soil respiration
土壤呼吸率
1.
Effects of trichloroethylene and perchloroethylene on wheat chlorophyll and soil respiration
三氯乙烯、四氯乙烯对小麦叶绿素和土壤呼吸率的影响
2.
The simulated experiments were conducted to study effects of chloromethane included DCM,CF and CT on wheat seedling chlorophyll and soil respiration.
采用室内模拟实验方法,研究了二氯甲烷(DCM)、三氯甲烷(CF)、四氯化碳(CT)等氯代甲烷对小麦幼苗叶绿素含量和土壤呼吸率的影响。
6) soil respiration rate
土壤呼吸
1.
The correction method of soil temperature and soil volumetric water contents to standardized soil respiration rate was adopted.
以徐州垞城矿区复垦耕地为例,对以煤矸石和粉煤灰为充填物的复垦场地土壤的理化性质以及生物学特性——土壤呼吸进行了试验分析。
2.
To investigate the effects of elevated temperature on the soil organic carbon content,soil respiration rate,and soil enzyme activities in subalpine Picea asperata plantations in western Sichuan Province of China,a simulation study was conducted in situ with open-top chambers from November 2005 to July 2007.
采用原位OTCs模拟增温方法,研究了川西亚高山人工云杉林下土壤有机碳含量、土壤呼吸速率及土壤酶活性对温度升高的响应。
3.
The soil respiration rate was measured with an IRGA in the natural Larix gmelinii forest of the Northern Great Xing anling Mountain in the cool temperate zone.
土壤呼吸作为土壤碳的主要输出途径和重要的大气CO2源,对其进行精确测定已成为全球变化研究中的关键问题之一。
补充资料：比呼吸速率
分子式：
CAS号：
性质：又称呼吸强度。指单位时间内每单位重量干菌体摄取的溶解氧重量，常用 Qo2(mol氧/g干菌体·min)表示。菌体的比呼吸速率乘以菌体浓度X(g干菌体/L)的积就是该菌的耗氧速率(OUR)，即OUR= Qo2X
CAS号：
性质：又称呼吸强度。指单位时间内每单位重量干菌体摄取的溶解氧重量，常用 Qo2(mol氧/g干菌体·min)表示。菌体的比呼吸速率乘以菌体浓度X(g干菌体/L)的积就是该菌的耗氧速率(OUR)，即OUR= Qo2X
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条